PID Controller is the most common control algorithm used for more precise and accurate control of...
Learn Electronics
Cheap CH551G MCU with USB Controller – Part 1
It was during Christmas week last year that I received an unexpected gift packet from an online...
Analog Optocouplers – Quick Starter
The prime intention behind this little post is to share some notes about analog optocouplers which...
HR202 Resistive Humidity Sensor – Half-Baked!
Electronics are sensitive to extremes of humidity, and moisture seems to be a key contributor to a...
BJT & Diode Temperature Sensors – A Quick Walk
When it comes to everyday temperature sensing, the thermistor is the most simple and inexpensive...
Arduino pulseIn() Primer
A while ago someone asked me via email how to read a pulse input on an Arduino I/O pin. So, I...
Learn to Use Arduino MF Shield
I have just chanced the need to read some sensors for another personal project. However, the...
5800B – Another Mystic Light Sensor
With one of my automotive electronics projects I am wanting to add a couple of light-dependent...
LM2596S Module – A Trivial Tale
There are different types of cheap Chinese dc-dc buck converter modules. The most popular module...
Arduino Infrared (IR) Guide – Part 1
As a beginner, Arduino microcontroller is probably your best bet. So, this time get ready to learn...